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Chalk-browed Mockingbird

Mimus saturninus
(Lichtenstein, MHC, 1823)
Calandria Grande
Sabiá-do-campo

Family: Mimidae
Order: Passeriformes
Class: Aves
Phylum / Division: Chordata
Kingdom: Animalia

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Conservation status according to BirdLife International: Least Concern

Description: A medium-sized and slender mockingbird with an upright posture and a clean, elongated profile. Its plumage is mostly grayish to brownish, with subtle streaking on the breast and flanks and paler underparts. The wings show a contrasting pattern of dark and light patches, especially noticeable in flight. It has a slightly curved, fine bill suitable for probing insects and fruit. The yellowish eyes give it a sharp, alert expression. Juveniles display a duller and less contrasted appearance.

Geographical distribution: It occurs widely across South America, from central and eastern Brazil through Paraguay, Bolivia, Uruguay, and much of Argentina, occupying open and semi-open landscapes. It thrives in dry regions, savannas, pampas and even suburban environments.

Habitat: Inhabits open grasslands, scrublands, forest edges, rural environments and urban areas, where it adapts readily. It is frequently observed in gardens, parks and areas with scattered shrubs, often using exposed branches, posts or human-made structures as vantage points.

Diet: Its diet is omnivorous and opportunistic, including insects, small invertebrates, fleshy fruits, seeds and occasionally human-related food items. It forages mainly on the ground, walking with confident steps and pausing to inspect leaf litter or cavities for prey.

Behavior: A highly territorial species, especially during the breeding season. Its song is strong, varied and persistent, often including imitations of other birds. It tends to be bold and active, regularly perching on elevated lookouts. In human-modified areas it may form small family groups and defend resources vigorously.

Breeding: Builds an open and bulky nest of twigs and plant fibers in shrubs, medium-height trees or artificial structures. The clutch typically contains 2 to 4 eggs. The female performs most of the incubation, while both adults defend the territory and feed the chicks until independence.

Conservation status: Classified as Least Concern (LC) globally, supported by its broad range, adaptability and stable populations. It thrives in altered landscapes and often expands into human-modified areas.


Author of this compilation: EcoRegistros – 08/12/2025




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Last published photographs

Foto
Photography ID: 675303
  Adult

Ipojuca
Pernambuco
Brazil
02/04/2026
Pablo Eguia
Foto
Photography ID: 592236
  Adult

Puesto de Castro
Córdoba
Argentina
03/01/2024
Pablo Eguia
Foto
Photography ID: 565314
  Adult

Córdoba
Córdoba
Argentina
10/29/2023
Pablo Eguia
Foto
Photography ID: 343746
  Adult

Villa de Merlo
San Luis
Argentina
07/18/2019
Pablo Eguia
Foto
Photography ID: 232935
  Adult

Natal, ciudad
Rio Grande do Norte
Brazil
11/27/2017
Pablo Eguia
Foto
Photography ID: 227799
  Juvenile

Córdoba
Córdoba
Argentina
11/11/2017
Pablo Eguia
Foto
Photography ID: 206261
  Juvenile

Chapada dos Guimaraes
Mato Grosso
Brazil
05/22/2017
Pablo Eguia
Foto
Photography ID: 199198
  Adult

Ongamira
Córdoba
Argentina
03/18/2017
Pablo Eguia
Foto
Photography ID: 152363
  Adult

Salinas de Ambargasta
Santiago del Estero
Argentina
05/25/2016
Pablo Eguia



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 Reports


 Detail of places sorted by number of records








Page 1
Record IDDateExact timeCountryProvince / departmentPlaceFilmedPhotographedRecorded vocalObservedHeardWounded or deadNumber of individualsUser or BibliographyDetail
244859507/03/2026ArgentinaBuenos AiresTapera de López, Reserva Natural Punta RasaPablo Eguia
244857607/03/2026ArgentinaBuenos AiresPunta RasaPablo Eguia
243945806/02/2026BrazilPernambuco-8.700266, -35.826733, Lagoa dos GatosPablo Eguia
243940004/02/2026BrazilPernambucoPorto de galinhas, IpojucaPablo Eguia
243917026/01/2026ArgentinaCórdobaRoberto Barany 5930, CórdobaPablo Eguia
230454031/05/2025ArgentinaMendozaPlanta de tratamiento de efluentes El Paramillo, Departamento de Lavalle4Pablo Eguia
230448130/05/2025ArgentinaLa RiojaDique El Cisco, Olta1Pablo Eguia
230442730/05/2025ArgentinaCórdobaLímite Provincial, Serrezuela2Pablo Eguia
229539710/05/2025ArgentinaCórdobaRuta Provincial S270, Departamento Unión1Pablo Eguia
229532310/05/2025ArgentinaCórdobaRuta, cerca de Villa Maria, Villa María1Pablo Eguia
Page 1

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Citation recommended:

EcoRegistros. 2026. Chalk-browed Mockingbird (Mimus saturninus) - Species sheet. Acceded from https://www.ecoregistros.org on 05/04/2026.